2544 : Microsoft ASP.NET Request Validation Bypass
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Info

Last Modified

4 months ago

Percent Complete

100%

Disclosure

Sep 13, 2003

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Description

A vulnerability exists in the request validation mechanism employed by Microsoft ASP.NET. This vulnerability allows an attacker to send a request which will pass the framework's built-in input validation leading to arbitrary script execution in the context of the browser.

Classification

Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: No Solution
Exploit: Exploit Available

Solution

Currently, there are no known upgrades or patches to correct this issue. It is possible to correct the flaw by implementing the following workaround(s): Perform IO sanitization programmatically without relying on the framework.

Products

Microsoft Corporation
Watch-list
ASP.NET
Watch-list
1.1

References

  • Secunia Advisory ID: 9716

Manual Testing Notes

Credit

  • WebCohort Research -

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